Maxillary Molars

How many molars are there? In each arch? In each quadrant?

12 molars, 3 in each quadrant, 6 in each arch

Are molars succadaneous or nonsuccedaneous?

nonsuccedaneous

Which teeth are the largest and strongest in the mouth ?​

Molars

Which molars are the largest in the maxillary arch?

Maxillary 1st molar

How many lobes does the maxillary 1st molar develop from?

5

Which maxillary molar has a cusp of carabelli?

Maxillary 1st molar

Is the cusp of carabelli functional or afuntional ?

afunctional

What groove separates the mesiobuccal and distobuccal cusp?​

Buccal developmental groove

Which cusp is longer and larger than both buccal cusps for the maxillary 1st molar?​

Mesiolingual

Which cusp is the smallest and shortest cusp out of all functional cusps for the​ maxillary 1st molar?​

Distolingual

Cusps from largest to smallest for maxillary 1st molar

mesiolingual cusp > the mesiofacial > then the distofacial cusp > distolingual cusp > cusp of carabelli​ 

Number of roots for maxillary 1st molar 

3

Number of pulp horns for maxillary 1st molar

4

Eruption of maxillary 1st molar

6-7 years

Palmer notion of maxillary 1st molar

6 I, I 6 

Which cusp is broader between the mesiobuccal and distobuccal of the maxillary 1st molar?

Mesiobuccal

Which cusp is sharper and longer on the maxillary 1st molar?

Distobuccal

Lingual developmental groove and distal oblique ridge together is called

distolingual developmental​

What occlusal shape is the maxillary 1st molar?

Rhomboidal

Two triangular ridges coming together and crossing the surface diagonally

oblique ridge

primary grooves that separate a marginal ridge from the triangular ridge of a cusp and end in a triangular fossa

triangular groove

Which maxillary molars have the longest roots of all max molars ?​

maxillary 1st molars

Of the maxillary 1st molars which root is the longest?

Lingual root

Of the maxillary 1st molars which root is the shortest?

Distobuccal 

Which roots curves distally for maxillary 1st molars?​

Mesial and lingual

Which root is straighter and curves mesially for max 1st​

Distal

Which molars have a oblique ridge?

Maxillary 1st & Maxillary 2nd

Which maxillary molar has a smaller crown

Maxillary 2nd

Which molar has accidental or “tertiary” grooves​

Maxillary 2nd 

Which maxillary molar has roots that lie closer together​

Maxillary 2nd

Eruption of maxillary 2nd molars

12-13 years

Number of pulp horns for max 2nd

4

Number of roots for max 2nd

3

Number of developmental lobes for maxillary 2nd molar?

4

Number of cusp for max 2nd molars

4

The maxillary 2nd molar, distolingual cusp is smaller than the maxillary 1st ?

True

Oclusal shape of Maxillary 2nd molars?

Rhombodial to heart-shaped appearance

what groove separates lingual cusps​

Lingual developmental groove

what happens to the occlusal grooves and the roots the more posterior a tooth is

have more supplemental grooves 

How many roots do maxillary molars have?

3

Which view of the max 1^st molar shows a clear view of the cusp of carabelli

mesial aspect

What groove separates the mesiolingual cusp​ and the cusp of carabelli?

mesiolingual groove 

Which cusp is the cusp of carabelli on?

mesiolingual cusp

Which molars are trifurcated?

Maxillary Molars

Are roots shorter or longer than max 1sts for maxillary 2nd?​

Shorter

Which molars are known as wisdom teeth?

Maxillary 3rd Molars

Most varied molars?

Maxillary 3rd molar

Most likely to become impacted?

Maxillary 3rd molar

Occlusal shape of maxillary 3rd molars​

Triangular or heart-shaped

Smallest max molar in width​

Maxillary 3rd molar

Distobuccal cusps are much shorter  than mesiobuccal

Maxillary 3rd molar

Distolingual Cusp​ usually missing from​

Maxillary 3rd molar​

Eruption of maxillary 3rd molar​

17-21 years old

Number of pulp horns for maxillary 3rd molar

1-4

Number of roots for maxillary 3rd molar

1-4

Number of developmental lobes for maxillary 3rd molar

4

Number of cusp for maxillary 3rd molar

3